20249720810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4723}}^1\times {\mathrm{38977}}^1$

素因数の和:43718

約数の個数: 32

約数和(自身を含む): 39772527552

約数和(自身を除く): 19522806742

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 4723, 9446, 23615, 38977, 47230, 51953, 77954, 103906, 194885, 259765, 389770, 428747, 519530, 857494, 2143735, 4287470, 184088371, 368176742, 920441855, 1840883710, 2024972081, 4049944162, 10124860405, 20249720810]

約数ペア:

[(1, 20249720810), (2, 10124860405), (5, 4049944162), (10, 2024972081), (11, 1840883710), (22, 920441855), (55, 368176742), (110, 184088371), (4723, 4287470), (9446, 2143735), (23615, 857494), (38977, 519530), (47230, 428747), (51953, 389770), (77954, 259765), (103906, 194885)]